diff --git a/.github/workflows/evals-nightly.yml b/.github/workflows/evals-nightly.yml
index b061317a2..2cc082382 100644
--- a/.github/workflows/evals-nightly.yml
+++ b/.github/workflows/evals-nightly.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: 'Checkout code'
-        uses: 'actions/checkout@v4' # ratchet:exclude
+        uses: 'actions/checkout@v6' # ratchet:exclude
 
       - name: 'Set up Node.js'
         uses: 'actions/setup-node@v4' # ratchet:exclude
diff --git a/.github/workflows/gemini-issue-fixer.yml b/.github/workflows/gemini-issue-fixer.yml
index a19804418..b96271538 100644
--- a/.github/workflows/gemini-issue-fixer.yml
+++ b/.github/workflows/gemini-issue-fixer.yml
@@ -36,7 +36,7 @@ jobs:
           permission-pull-requests: 'write'
 
       - name: 'Checkout repository'
-        uses: 'actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8' # ratchet:actions/checkout@v6
+        uses: 'actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5' # ratchet:actions/checkout@v6
 
       - name: 'Run Gemini PR Create'
         uses: 'google-github-actions/run-gemini-cli@main' # ratchet:exclude
diff --git a/.github/workflows/gemini-review.yml b/.github/workflows/gemini-review.yml
index dc525cd74..2894bec4c 100644
--- a/.github/workflows/gemini-review.yml
+++ b/.github/workflows/gemini-review.yml
@@ -39,7 +39,7 @@ jobs:
           permission-pull-requests: 'write'
 
       - name: 'Checkout repository'
-        uses: 'actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8' # ratchet:actions/checkout@v6
+        uses: 'actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5' # ratchet:actions/checkout@v6
 
       - name: 'Run Gemini pull request review'
         uses: 'google-github-actions/run-gemini-cli@main' # ratchet:exclude
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 46db0a2ee..df0c4f718 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: 'Checkout'
-        uses: 'actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8' # ratchet:actions/checkout@v6
+        uses: 'actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5' # ratchet:actions/checkout@v6
 
       - name: 'Publish'
         id: 'publish'